Case 9:Tracheal Stenosis

by Janice Cook-Granroth, and Geoffrey McLennan, M.D.

Patient History

Mpeg Movies

Sept. 1996 View

The original Imatron CT scan.

Scanned with 3 mm thick slices. Note: there is a lot of noise in this patient's scan due to the size of the patient.

Surface Display of airway.

The bronchoscopic views.

The transversing the trachea during the patient's bronchoscope procedure.

Jan. 1997 View

The original Imatron CT scan.

Scanned with 3 mm thick slices. Note: there is a lot of noise in this patient's scan due to the size of the patient.

Surface Display of airway.

Aug. 1997 View

The original Imatron CT scan.

Scanned with 3 mm thick slices. Note: there is a lot of noise in this patient's scan due to the size of the patient.

Surface Display of airway.

1998 View

The original Imatron CT scan.

Surface Display of airway and tracheal tube.

The bronchoscopic views.

The transversing the trachea during the patient's bronchoscope procedure.

MPEG movie viewers

Measurements

Measurements for Aug. 11, 1997

Tube Geometry Analysis Summary
Date            : Mon Aug 11 22:16:44 1997
Scan Date       : 08-11-97
Oblique slices  : 31
Segmented image : ltbronchseg_int
 
Slice Area [mm^2] AP [mm] Lat [mm]               Position   Major   Minor  Orthog
onal
    1      54.674   7.520    9.570  (277.85,276.43, 54.00)  11.212   4.586    
5.339 
    2      78.974   8.887   11.621  (277.36,277.15, 58.09)  13.672   6.114       
6.302 
    3      71.964   8.887   12.988  (275.78,278.09, 62.44)  13.430   4.929       
4.977 
    4      70.562   8.203   11.621  (277.85,276.55, 66.39)  12.324   5.469       
6.836 
    5      71.497   8.203   12.305  (277.66,275.36, 70.46)  12.324   5.511       
6.190 
    6      78.039   8.203   13.672  (278.58,273.50, 74.17)  13.943   5.511       
5.637 
    7      82.245   9.570   13.672  (277.63,272.77, 78.19)  14.093   6.836       
6.971 
    8      92.526  10.254   15.039  (276.47,272.16, 82.18)  15.178   6.836       
8.316 
    9      92.526   8.887   14.355  (275.46,270.74, 86.12)  14.501   7.794       
7.643 
   10      86.918   8.203   14.355  (273.61,271.97, 89.81)  15.132   7.794       
8.260 
   11      97.666   8.887   15.039  (271.98,272.55, 93.52)  15.132   6.870       
8.001 
   12     100.937   8.203   15.039  (269.85,272.58, 97.02)  14.614   6.870       
6.971 
   13      87.385   8.887   14.355  (267.21,272.76,100.21)  14.485   6.114       
6.114 
   14      79.908   7.520   12.988  (264.85,273.28,103.58)  13.842   5.511       
5.841 
   15      56.076   5.469   11.621  (263.97,272.70,107.62)  11.801   5.511       
5.637 
   16      42.524   5.469    7.520  (262.51,273.21,111.51)   8.344   4.785       
7.267 
   17      39.721   6.152    8.887  (260.94,273.90,115.20)   9.171   4.377       
6.449 
   18      50.001   6.152    9.570  (259.75,273.42,119.05)   9.521   5.339       
6.114 
   19      42.992   6.152    8.203  (259.37,273.22,123.16)   8.701   4.377     
4.834 
   20      34.580   6.152    7.520  (257.15,272.95,126.64)   7.643   4.158     
4.586 
   21      36.449   5.469    8.203  (255.96,272.33,130.46)   8.456   3.986       
4.158 
   22      21.496   5.469    4.102  (254.87,270.79,134.05)   5.637   3.681       
4.158 
   23      18.692   6.836    3.418  (252.68,270.16,137.54)   7.137   2.051       
2.162 
   24      18.692   6.152    3.418  (252.54,269.96,141.71)   6.190   2.819       
2.819 
   25       5.608   3.418    1.367  (251.00,271.39,145.46)   3.681   1.529       
1.529 
   26      11.215   5.469    2.051  (251.44,271.92,149.71)   5.511   2.162       
2.162 
   27       2.804   1.367    0.684  (249.91,271.52,153.58)   1.529   0.684       
0.967 
   28       5.140   3.418    1.367  (247.49,271.16,156.98)   3.681   1.367       
1.529 
   29       8.879   3.418    4.102  (246.27,270.86,160.86)   0.000   0.000       
0.000 
   30      14.486   4.102    4.102  (245.88,270.55,164.91)   4.586   2.734       
3.681 
   31       6.542   2.734    1.367  (246.87,269.14,168.86)   3.057   1.367       
1.933

Last modified: Fri Jun 4 11:30:12 CDT